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v3.22.2.2

Postretirement and Other Employee Benefits - Fair Value of Plan Assets (Details) - USD ($) $ in Millions | Aug. 31, 2022 | Aug. 31, 2021 | Aug. 31, 2020
--- | --- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair Value | $ 459 | $ 576 | $ 538
Asset Allocation | 100.00% | 100.00% |
Cash and cash equivalents | Level 1 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair Value | $ 13 | $ 15 |
Asset Allocation | 3.00% | 3.00% |
Global equity securities | Level 2 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair Value | $ 197 | $ 222 |
Asset Allocation | 43.00% | 39.00% |
Corporate bonds | Level 2 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair Value | $ 203 | $ 262 |
Asset Allocation | 44.00% | 45.00% |
Government bonds | Level 2 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair Value | $ 34 | $ 58 |
Asset Allocation | 7.00% | 10.00% |
Insurance contracts | Level 3 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair Value | $ 12 | $ 19 |
Asset Allocation | 3.00% | 3.00% |

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